Edelbrock 60559 RPM Cylinder Head Flat Tappet Cam for Big Block Chevy

RPM Big-Block Chevy Retangular Port Cylinder Head Flat Tappet Cam The Edelbrock #60559 Performer RPM Rectangle Port cylinder head is designed for Big-Block Chevy applications. The Edelbrock #60559 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. This cylinder head delivers great throttle response and power from 2500 to 7000 rpm. They also feature the highest quality intake and exhaust valves and valve springs. For use on pre-pollution controlled vehicles only.